diff options
Diffstat (limited to 'sysdeps/generic/pty.c')
| -rw-r--r-- | sysdeps/generic/pty.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sysdeps/generic/pty.c b/sysdeps/generic/pty.c index 660602b25a..75c7857f47 100644 --- a/sysdeps/generic/pty.c +++ b/sysdeps/generic/pty.c @@ -49,6 +49,10 @@ static char sccsid[] = "@(#)pty.c 8.1 (Berkeley) 6/4/93"; #include <pty.h> #include <utmp.h> +#ifndef REVOKE +# define REVOKE(Line) revoke (Line) +#endif + int openpty(amaster, aslave, name, termp, winp) int *amaster, *aslave; @@ -56,7 +60,7 @@ openpty(amaster, aslave, name, termp, winp) struct termios *termp; struct winsize *winp; { - static char line[] = "/dev/ptyXX"; + char line[11]; register const char *cp1, *cp2; register int master, slave, ttygid; size_t buflen = sysconf (_SC_GETGR_R_SIZE_MAX); @@ -64,6 +68,8 @@ openpty(amaster, aslave, name, termp, winp) struct group grbuffer; struct group *gr; + strcpy (line, "/dev/ptyXX"); + if (getgrnam_r("tty", &grbuffer, buffer, buflen, &gr) >= 0) ttygid = gr->gr_gid; else @@ -80,7 +86,7 @@ openpty(amaster, aslave, name, termp, winp) line[5] = 't'; (void) chown(line, getuid(), ttygid); (void) chmod(line, S_IRUSR|S_IWUSR|S_IWGRP); - (void) revoke(line); + REVOKE(line); if ((slave = open(line, O_RDWR, 0)) != -1) { *amaster = master; *aslave = slave; |